Is CVE-2026-104476 being exploited?

No public exploit is currently tracked.

How severe is CVE-2026-104476?

CVE-2026-104476 has a CVSS v3 severity of MEDIUM (5.9).

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CVE-2026-104476

Description

Backdrop CMS before 1.35.1 contains an information disclosure vulnerability that allows unauthenticated attackers to retrieve configuration export archives left on the server after transfer. Attackers can download compressed archives generated by users with configuration export permission to obtain the full site configuration, including sensitive settings.